/*  This file is part of Real Time Digital Audio Processing library.
 *  Copyright (C) 2008 - Emilio Monti - emilmont@gmail.com
 *
 *  Real Time Digital Audio Processing library is free software: you can
 *  redistribute it and/or modify it under the terms of the GNU General
 *  Public License as published by the Free Software Foundation, either
 *  version 2 of the License, or (at your option) any later version.
 *
 *  Real Time Digital Audio Processing library is distributed in the hope
 *  that it will be useful, but WITHOUT ANY WARRANTY; without even the
 *  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 *  See the GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with Real Time Audio Processing library.
 *  If not, see <http://www.gnu.org/licenses/>.
 */
#ifndef RMS_H_
#define RMS_H_

#include "Module.h"

class RMS : Module {
    public:
        RMS(unsigned int sampleRate, float window_ms);

        void processSignal(float* signal, unsigned long length);
        float getValue(void) {return value;};

        virtual ~RMS() {};

    private:
        unsigned int window;
        float value;
        float sum_square;
        unsigned int index;
};

#endif /*RMS_H_*/
